Grammar nazis, you have an anthem! We knew Weird Al Yankovic was pretty picky about grammar and punctuation, if you recall his campaign to correct public signs a few years ago. His new parody of Robin Thicke’s “Blurred Lines” gets right to the point: use language properly, or keep it to yourself on the internet. Here’s the second video released from his new album Mandatory Fun. And don’t forget- Weird Al has a big dictionary. -via mental_floss